1/2/4/8 Channel 5V Red Board Optocoupler Isolation Relay Module | Modules | Relay

This is 1/2/4/8 Channel 5V Red Board Optocoupler Isolation Relay Module from the category Modules | Relay.

Modular size:

50 * 25 * 18.5MM for one road

50 * 41 * 17.5 MM for Road 2.

Road 4: 75*51*16.5MM

Road: 142*52*18 MM

Interface for modules:

1. The positive supply, or DC + (voltage relay according to the requirements)

2. Negative one: DC-

3. IN: Relay control may be high or low level.

A relays output

1. NO: typically open relay interfaces, floating suction prior to relay closure, following absorption of the short circuit, and COM

Common Interface Relays, second.

3. The front relay is shorted by COM and NC: typically closed relay interfaces, leaving the pull unoccupied.

assortment of high- and low-end triggers:

2. To trigger high and high jumper shorted. 1. LOW when the shorting jumper is level-triggered.

package contains:

A style confirmation is required before placing orders.